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July 13, 2021 15:28
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pragma solidity >=0.7.0 <0.9.0; | |
contract myGame { | |
uint public playerCount = 0; | |
mapping (address => Player) public players; | |
enum Level {Novice, Intermediate, Advance} | |
struct Player { | |
address playerAddress; | |
Level playerLevel; | |
string firstName; | |
string lastName; | |
uint createdTime; | |
} | |
function addPlayer(string memory firstName, string memory lastName) public { | |
players[msg.sender] = Player(msg.sender, Level.Novice, firstName. lastName, block.timestamp); | |
playerCount += 1; | |
} | |
function getPlayerLevel(address playerAddress) public view returns playerLevel { | |
Player storage player = players[playerAddress]; | |
return player.playerLevel; | |
} | |
//20 seconds after the player is created their level is changed to intermediate | |
function changePlayerLevel(address playerAddress) public { | |
Player storage player = players[playerAddress]; | |
if (block.timestamp >= player.createdTime + 20) { | |
player.playerLevel = player.Intermediate; | |
} | |
} | |
} |
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